Anna decides to take an end-of-summer getaway-to get away from her drama-filled LA life. So she packs her Louis Vuitton, grabs her close friend Sam, and heads to the Big Apple.
Between trips to the Met and shopping at Bendel's, the girls are living the A-List life on Anna's home turf. But their trip isn't exactly a vacation. Sam is here to spy on Eduardo and decode his recent strange behavior. Will what she discovers send her hopping on...

As prom approaches, Anna, Cammie, Sam, and their friends try to deal with their insecurities about their bodies and their relationships, and one of them discovers a shocking secret about her mother's death.

Her sister Susan's arrival in Beverly Hills further complicates Anna's life, with Ben still mooning over her, Adam wanting more than friendship, an internship in her father's girlfriend's new company, and a class project that brings her in close contact with Sam, Cassie, and Dee.

While Anna's new job as intern on the hottest television show brings her into contact with an interesting new man and helps her see how possessive Ben has become, Cammie sets her sights on Adam.

Seventeen-year-old blueblood Anna Percy leaves Manhattan to spend the second half of her senior year with her father in Los Angeles and quickly becomes involved in the lives of the rich and famous at Beverly Hills High School.